Evaluation of erectile potency and radiation dose to the penile bulb using image guided radiotherapy in the CHHiP trial oleh Julia Murray, Sarah Gulliford, Clare Griffin, Anna Wilkins, Isabel Syndikus, John Staffurth, Miguel Panades, Christopher Scrase, Chris Parker, Vincent Khoo, Jamie Dean, Helen Mayles, Philip Mayles, Simon Thomas, Olivia Naismith, Helen Mossop, Clare Cruickshank, Emma Hall, David Dearnaley